Disclaimer: This software has been developed to calculate the residential cooling load for Bangladesh only (approx.). The calculative result is just approx. only provide guidelines for Air Conditioner selection for residential uses purposes only. Industrial HVAC load will differ from this result. Any misuse of this software will be prohibited, and WALTON will not be liable for any financial loss caused by this software. The electricity bill calculates, according to Residential electricity Bill (3rd June 2026). Power bill calculates excluding demand charge. Maximum ambient temperature is 35°C. Considering Maximum 4 persons have in room.